/*
 * Copyright 2017-2019 Allegro.pl
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { Ternary } from "../../utils/functional/functional";

export interface UrlShortenerContext {
  clientIp: string;
}

export type UrlShortener = Ternary<any, string, UrlShortenerContext, Promise<string>>;
export type UrlShortenerDef = string;

export function fromConfig(definition?: UrlShortenerDef): UrlShortener | undefined {
  return definition && Function("request", "url", "context", definition) as UrlShortener;
}
